title: Early detection and classification of collapse of femoral head after transcervical fracture.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D005260:Female; D005265:Femoral Neck Fractures / Q000150:complications*; D005271:Femur Head Necrosis / Q000145:classification / Q000175:diagnosis* / Q000209:etiology; D006801:Humans; D008297:Male; D008875:Middle Aged